ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 3.903" Bore - 1/16" x 1/16" x 3.0 mm Ring Grooves - Minus 4 cc - GM LS-Series (Set of 8) Snell SA2020 Helmet Clearance & Accessories Complete with manifold end seals

Complete with manifold end seals & distributor gaskets if applicable

and a larger capacity foam and bladder

set blade height with a tire depth gauge

Plastic Liner

ProTru by Wiseco Pro Tru Street Series Forged Piston Set - 3.903" Bore - 1/16" x 1/16" x 3.0 mm Ring Grooves - Minus 4 cc - GM LS-Series (Set of 8) Snell SA2020 Helmet Clearance & Accessories Complete with manifold end sealsProduct Description: Pistons and Rings Pro Tru Street Series Forged 3. 903 in Bore 1 16 in x 1 16 in x 3. 0 mm Ring Grooves Plus 4. 00 cc GM LS Series Wiseco Pro Tru is a division of Wiseco specializing pistons and piston rings for price conscious engine builders. They offer complete kits to fit a wide range of engines. Manufactured by Wiseco Performance Products, ProTru Forged Pistons are affordable with features usually found only in more expensive